{"product_id":"stm32l021f4u6tr","title":"STM32L021F4U6TR","description":"\u003cp\u003eThe STM32L021F4U6TR from STMicroelectronics is an ultra-low-power 32-bit MCU based on the ARM Cortex-M0+ core. It runs at 32MHz and offers 16KB Flash and 2KB RAM. With a supply range of 1.65V to 3.6V and a compact 20-UFQFN package, it is designed for battery-powered and space-constrained applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUltra-Low Power: 1.65V operation extends battery life in portable devices.\u003c\/li\u003e\n\u003cli\u003eARM Cortex-M0+ Core: Efficient 32-bit processing at 32MHz.\u003c\/li\u003e\n\u003cli\u003eCompact UFQFN Package: Ideal for miniaturized designs.\u003c\/li\u003e\n\u003cli\u003eIntegrated DMA: Improves peripheral data throughput without CPU overhead.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWearable Fitness Trackers\u003c\/h3\u003e\u003cp\u003eThe 1.65V minimum supply and 32MHz Cortex-M0+ core allow for ultra-low-power operation while processing accelerometer data in real time.\u003c\/p\u003e\u003ch3\u003eSmart Sensors\u003c\/h3\u003e\u003cp\u003eWith 16KB Flash and DMA, it can buffer data from multiple I2C\/SPI sensors and wake the main core only when needed, saving power.\u003c\/p\u003e\u003ch3\u003ePortable Medical Devices\u003c\/h3\u003e\u003cp\u003eIts small UFQFN package and 85°C rating make it suitable for compact glucose meters or digital thermometers.\u003c\/p\u003e\u003ch3\u003eIndustrial Actuators\u003c\/h3\u003e\u003cp\u003ePWM and WDT features enable reliable control of small valves or pumps in factory automation.\u003c\/p\u003e\u003ch3\u003eConsumer Electronics\u003c\/h3\u003e\u003cp\u003eIdeal for TV remote controls or smart home buttons, where low standby current and quick wake-up are critical.\u003c\/p\u003e\u003ch3\u003eBattery Management\u003c\/h3\u003e\u003cp\u003eCan monitor cell voltages and control balancing circuits in small Li-ion packs, using its analog peripherals and low-power modes.\u003c\/p\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eSTMicroelectronics\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eSTM32L0\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eCut Tape (CT) | Tape \u0026amp; Reel (TR)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Processor\u003c\/td\u003e \t\u003ctd\u003eARM® Cortex®-M0+\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Size\u003c\/td\u003e \t\u003ctd\u003e32-Bit Single-Core\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSpeed\u003c\/td\u003e \t\u003ctd\u003e32MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eI2C, IrDA, SPI, UART\/USART\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e16\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Size\u003c\/td\u003e \t\u003ctd\u003e16KB (16K x 8)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Type\u003c\/td\u003e \t\u003ctd\u003eFLASH\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eEEPROM Size\u003c\/td\u003e \t\u003ctd\u003e512 x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eRAM Size\u003c\/td\u003e \t\u003ctd\u003e2K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e1.65V ~ 3.6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 7x12b\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOscillator Type\u003c\/td\u003e \t\u003ctd\u003eInternal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°C (TA)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification AEC\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-UFQFPN (3x3)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-UFQFN\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the core of the STM32L021F4U6TR?\u003c\/dt\u003e\n\u003cdd\u003eA: It uses an ARM Cortex-M0+ core running at 32MHz.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the supply voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 1.65V to 3.6V.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much Flash memory is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 16KB of Flash memory.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package does it come in?\u003c\/dt\u003e\n\u003cdd\u003eA: It is available in a 20-pin UFQFN package.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it support DMA?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it includes a DMA controller.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"STMicroelectronics","offers":[{"title":"Default Title","offer_id":50884846977313,"sku":"STM32L021F4U6TR","price":2.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_497_A0A5_MEV2_U_20_2240c6c4-58cc-4f0b-9ac2-9d3636e46ea0.jpg?v=1739267560","url":"https:\/\/hqickey.com\/products\/stm32l021f4u6tr","provider":"HQICKEY","version":"1.0","type":"link"}